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Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Would you be able to tell the difference between colored contacts and natural eyes from a normal distance? Find out in this science fair project!

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This science fair project idea demonstrates the process of land erosion.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.